Fixing AppKernel version after bad merge or however it got in

Merge branch 'staging' into release-2.14.2-beta

Merge pull request mautic#6610 from mautic/release-2.14.1

Release 2.14.1

Merge pull request mautic#6531 from mautic/release-2.14.1

Release 2.14.1-beta

Merge branch 'release-2.14.0'

Merge branch 'release-2.14.0-beta'

Merge branch 'release-2.13.1'

Merge remote-tracking branch 'security/master.widget-name-xss-2018-03…

…-19'

Beta release

Merge branch 'release-2.12.2'